Optimal Resource Allocation for 5G Network Slice Requests Based on Combined PROMETHEE-II and SLE Strategy

Area of Science:

• Telecommunications Engineering
• Computer Networking
• Network Security

Background:

• Fifth-generation (5G) mobile networks require advanced infrastructure management to meet evolving end-user performance demands.
• Network slicing is crucial for service providers to deliver and secure services efficiently within 5G environments.
• Implementing effective network slicing necessitates robust techniques for node allocation and connection establishment.

Purpose of the Study:

• To develop and evaluate a fast and secure network slicing technique for 5G physical infrastructure.
• To optimize node allocation and link construction for improved network performance and service acceptance.
• To assess the impact of different network structures, specifically small-world networks, on 5G network slicing effectiveness.

Main Methods:

• Utilized the PROMETHEE-II algorithm for node importance ranking based on characteristics like capacity, bandwidth, degree, and centrality.
• Employed the Shortest Link Establishment (SLE) algorithm to ensure high acceptance rates for network slice requests (NSRs) by optimizing link configurations.
• Simulated various infrastructure models, including small-world networks, to evaluate the proposed network slicing approach.

Main Results:

• The PROMETHEE-II and SLE algorithms demonstrated effectiveness in node allocation and link construction for network slicing.
• Evaluated performance metrics such as service revenue and acceptance ratio, indicating the viability of the proposed approach.
• Analysis under different infrastructure models suggested potential benefits of small-world network structures for 5G network slicing.

Conclusions:

• The proposed fast and secure network slicing technique, utilizing PROMETHEE-II and SLE, effectively addresses 5G infrastructure requirements.
• The approach shows promise in enhancing service revenue and acceptance ratios, crucial for 5G service providers.
• Further investigation into small-world network structures is recommended to optimize 5G network slicing performance.